Lee-on-the-Solent, Elmore Formation, Unit 4 (Eocene of the United Kingdom)

Where: England, United Kingdom (50.8° N, 1.2° W: paleocoordinates 47.6° N, 4.6° W)

• coordinate stated in text

• local area-level geographic resolution

When: Elmore Formation (Bracklesham Group), Lutetian (47.8 - 41.3 Ma)

• authors are erecting this as a new formation, within the Huntingbridge division, Bracklesham Group. They equate it with the Selsley division, so I'm calling it Lutetian. This unit is 0.60 m thick.

• bed-level stratigraphic resolution

Environment/lithology: marginal marine; silty, sandy claystone and fine-grained, medium, glauconitic, green, sandy claystone

• sandy clays with thinner beds of silty sand and silty clays, this unit is sandy clay, mid-green, finely glauconitic with some medium grained quartz and glauconite

Size class: microfossils

Collection methods: core,

Primary reference: D. J. Kemp, A. D. King, C. King and W. J. Quayle. 1979. Stratigraphy and Biota of the Elmore Formation (Huntingbridge division, Bracklesham Group) at Lee-on-the-Solent, Gosport, Hampshire. Tertiary Research 2(2):93-103 [J. Alroy/E. Leckey/E. Leckey]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 41896: authorized by John Alroy, entered by Erin Leckey on 21.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Bacillariophyceae
 Centrales - Eupodiscaceae
Triceratium sp. Ehrenberg 1839 diatom
agglutinating forams
Foraminifera
 Lituolida - Lituolidae
Ammobaculites sp. Cushman 1910
 Lituolida - Haplophragmoididae
 Ammodiscoidea - Ammodiscidae
Ammodiscus sp. Reuss 1862
fragments
Demospongiae
 Tetralithistida - Cylindrophymatidae
Coscinodiscus spp. Schrammen 1937 demosponge
 Ancorinida - Geodiidae
Geodia sp. Lamarck 1815 demosponge
fragments